<template>
   <div class="icons">
    <swiper :options="swiperOption">
      <swiper-slide v-for="(page, index) of pages" :key="index">
        <div
          class="icon"
          v-for="item of page"
          :key="item.id"
        >
          <div class='icon-img'>
            <img class='icon-img-content' :src='item.imgUrl' />
          </div>
          <p class="icon-desc">{{item.desc}}</p>
        </div>
      </swiper-slide>
    </swiper>
  </div>
</template>
<script>
const MAX_LEN = 8
export default {
    props:{
        list:{
            type:Array,
            default(){
                return []
            }
        }
    },
    computed:{
        pages(){
            const pages = []
            
            this.list.forEach((item,index)=>{
                const page = Math.floor(index/8)
                if(!pages[page]){
                    pages[page] = []
                }
                pages[page].push(item)
            })
            return pages
        }
    },
    data(){
        return {
            swiperOption:{
                autoplay:false
            }
        }
    },

}
</script>
<style lang="stylus" scoped>
@import '../assets/styles/varibles.styl'
 .icons >>> .swiper-container
    height: 0
    padding-bottom: 50%
  .icons
    margin-top: .1rem
    .icon
      position: relative
      overflow: hidden
      float: left
      width: 25%
      height: 0
      padding-bottom: 25%
      .icon-img
        position: absolute
        top: 0
        left: 0
        right: 0
        bottom: .44rem
        box-sizing: border-box
        padding: .1rem
        .icon-img-content
          display: block
          margin: 0 auto
          height: 100%
      .icon-desc
        position: absolute
        left: 0
        right: 0
        bottom: 0
        height: .44rem
        line-height: .44rem
        text-align: center
        color: $darkTextColor
</style>